Wenzhou Rockwell Transformer Co., Ltd.  

Product Name: 11kv/22kv Medium Voltage Switchgear Model NO.: ZS1 Current: AC Structure: Round Installation: Fixed Voltage Level: Medium Voltage Shell Material: Aluminum Alloy Certification: ISO9001 Warranty: 1 Year Protection Level: IP3X Voltage: 11kv Rated Load: 2500A Application: Electric Power Customized: Customized Surface Treatment: Powder Coating Trademark: ROCKWILL Transport Package: Wooden Specification: IEC, ANS Origin: China HS Code: 85352100 Product Description This switchgear mainly applies in the power system of AC 3~36KV three phase 50/60Hz in the construction of city power network and reconstruction project, factory and mineral enterprise, high building and public facility to receive and distribute power.Rated voltage: 12 kV/24kV/36kVRated frequency: 50HzMechanical life: 10000 timesProtection degree: IP3XMain busbar rated current: 630A up to 4000ALoad break switch full capacity breaking time: 100 timesFuse breaking current: 31.5-50 kAFeature1. Indoor or outdoor electrical switchgear, factory-assembled, for primary and secondary distribution systems protection.2. Up to 40kV, 3150A, 50 /60Hz3. Modular space-saving design, metal-enclosed, removable or fixed type4. IEC standards compliant5. Parts from ABB, SCHNEIDER, GE, etc., are available6. Improved safety for personnel and operations7. Quality is assured by extensive design and production tests, coupled with manufacturing in facility that has been certified in compliance with ISO 9001.8. One year warrantyStandard Service Condition1. The ambient air temperature does not exceed 40°C and its average value, measured over aperiod of 24h, does not exceed 35°C.2. The minimum ambient air temperature is -5°C.3. The altitude does not exceed 1000m.4. he ambient air is not significantly polluted by dust, smoke, corrosive and/or flammable gases, vapoursor salt.5. The conditions of humidity are as follows:- The average value of the relative humidity, measured over aperiod of 24h, does not exceed 95%;- The average value of the water vapour pressure, over aperiod of 24h, does not exceed 2.2kPa;- The average value of the relative humidity, over aperiod of one month, does not exceed 90%;- The average value of the water vapour pressure, over aperiod of one month, does not exceed 1.8kPa.Application1. Substations2. Public utilities3. Industrial plants4. Public buildings: high-rise buildings, railway stations, hospitalsSpecificationItemUnitsDataRated frequencyHz50/60Rated voltagekV22,241min power frequency withstand voltagekV(50)65Rated impulse withstand voltage(peak)kV125Rated currentA630,1250,1600,2500,3150Rated current of branch busA630,1250,1600,2500Rated short time withstand currentkA16 ,20,25,31.5Rated peak withstand currentkA40,50,63,80Rated short circuit continuous times4Protection level Shell:IP4X,IP2X When CPT and CB door are openWeight Kg 800,1000 (Rated current>1600)More pls contact with us.